Mokelumne Hill
Key Takeaway
Mokelumne Hill is classified as low hazard in California. It was completed in 1973 and is 53 years old. Its primary use is water supply.
Physical Details
| Dam Height | 52 ft (taller than 61.5% in CA) |
| Dam Length | 490 ft |
| Dam Type | Earth |
| Max Storage | 52 acre-ft |
| Surface Area | 3 acres |
| Drainage Area | 0 sq mi |
| Year Completed | 1973 (53 years old) |
| NID ID | CA01111 |
Safety Information
No probable loss of human life and low economic/environmental losses expected.
Hazard potential describes downstream consequences of failure, not the dam's current condition. What does this mean?
Ownership
Mokelumne Hill Sanitary District
Public Utility
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High Hazard 38 ftFrequently Asked Questions
What is the hazard classification of Mokelumne Hill?
Mokelumne Hill is classified as Low Hazard. No probable loss of human life and low economic/environmental losses expected. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.
Who owns and operates Mokelumne Hill?
Mokelumne Hill is owned by Mokelumne Hill Sanitary District (Public Utility). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Mokelumne Hill built?
Mokelumne Hill was completed in 1973, making it 53 years old. Many U.S. dams were built between the 1930s and 1970s during a period of major infrastructure investment.
What is the primary purpose of Mokelumne Hill?
Mokelumne Hill serves the following purposes: Water Supply, Other, Irrigation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Mokelumne Hill?
Mokelumne Hill has a dam height of 52 ft. Dam height is measured from the natural streambed at the downstream toe to the top of the dam, and may differ from the visible height.
When was Mokelumne Hill last inspected?
Mokelumne Hill was last inspected on May 3, 2022. Inspection dates indicate when a formal review occurred, not the results of that inspection.